226571136131 has 4 divisors (see below), whose sum is σ = 226587376632. Its totient is φ = 226554895632.

The previous prime is 226571136109. The next prime is 226571136227. The reversal of 226571136131 is 131631175622.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131631175622 = 2 ⋅65815587811.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226571136131 is a prime.

It is a super-2 number, since 2×226571136131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226571136101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8099306 + ... + 8127231.

It is an arithmetic number, because the mean of its divisors is an integer number (56646844158).

Almost surely, 2^226571136131 is an apocalyptic number.

226571136131 is a deficient number, since it is larger than the sum of its proper divisors (16240501).

226571136131 is a wasteful number, since it uses less digits than its factorization.

226571136131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16240500.

The product of its digits is 45360, while the sum is 38.

The spelling of 226571136131 in words is "two hundred twenty-six billion, five hundred seventy-one million, one hundred thirty-six thousand, one hundred thirty-one".